Sea-Dog Nylon Adjustable Flagpole Clamps - 1/2" - Pair. Both pennant mounts are adjustable in either direction on the flagpole allowing flexibility in mounting various sizes of flags. Specifications for Sea-Dog Nylon Adjustable Flagpole Clamps: Manufacturer: Sea-Dog Color: Black Length: 0.5 in Quantity: 2 Package Contents: Sea-Dog Nylon Adjustable Flagpole Clamps Sea-Dog 328190-1: Nylon Adjustable Flagpole Clamps - 1/2" - Pair